package org.csmzxy.class2334;

public class Example07 {
    public static  void  main(String[] args){
        String id = "user";
        String time ="2023-1112-1336";
        String orderId =id.concat(time);
        System.out.println("将字符串"+time+"拼接到字符串"+id+"的末尾，"+
                "生成的订单号为" +orderId);
        System.out.println("截取字符串"+orderId+"的第5个字符到第14个字符，"+"结果为"+orderId.substring(4,13));
        System.out.println("将字符串"+time+"用符号-分割为若干个子字符串，结果为");
        String[] times = time.split("-");
        for (int i=0;i<times.length;i++){
            if(i != times.length -1){
                System.out.println(times[i] + ",");
            }else{
                System.out.println(times[i]);
            }
        }
    }
}
